Ethyl 3-hydroxy-2-methyl-6-(trifluoromethoxy)pyridine-5-carboxylate
2-(Fluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
5-(Bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-methanol
2-(Fluoromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-3-acetonitrile